Finding the Fourth Proportional to 82,689.22, 124,033.38 and 30,098.71

Step by Step Solution

1. Step 1: Write the proportion equation
   82,689.22 : 124,033.38 = 30,098.71 : x
2. Step 2: Convert to fraction form
   82,689.22/124,033.38 = 30,098.71/x
3. Step 3: Cross multiply
   82,689.22x = 124,033.38 × 30,098.71
4. Step 4: Simplify right side
   82,689.22x = 3,733,244,734.94
5. Step 5: Solve for x
   x = 3,733,244,734.94/82,689.22
6. Step 6: Final answer
   x = 45,147.90